TY  - RPRT
TI  - Distance learning, problem based learning and dynamic knowledge networks.
AU  - U Giani
AU  - P Martone
PY  - 1998
DO  - 10.1016/s1386-5056(98)00080-x
UR  - https://pubmed.ncbi.nlm.nih.gov/9726523/
ID  - 9726523
ER  -